#	$OpenBSD: animation,v 1.5 2009/04/24 18:54:34 chl Exp $

#------------------------------------------------------------------------------
# animation:  file(1) magic for animation/movie formats
#
# animation formats
# MPEG, FLI, DL originally from vax@ccwf.cc.utexas.edu (VaX#n8)
# FLC, SGI, Apple originally from Daniel Quinlan (quinlan@yggdrasil.com)

# SGI and Apple formats
0	string		MOVI		Silicon Graphics movie file
!:mime	video/x-sgi-movie
4       string          moov            Apple QuickTime
!:mime	video/quicktime
>12     string          mvhd            \b movie (fast start)
>12     string          mdra            \b URL
>12     string          cmov            \b movie (fast start, compressed header)
>12     string          rmra            \b multiple URLs
4       string          mdat            Apple QuickTime movie (unoptimized)
!:mime	video/quicktime
#4       string          wide            Apple QuickTime movie (unoptimized)
#!:mime	video/quicktime
#4       string          skip            Apple QuickTime movie (modified)
#!:mime	video/quicktime
#4       string          free            Apple QuickTime movie (modified)
#!:mime	video/quicktime
4       string          idsc            Apple QuickTime image (fast start)
!:mime	image/x-quicktime
#4       string          idat            Apple QuickTime image (unoptimized)
#!:mime	image/x-quicktime
4       string          pckg            Apple QuickTime compressed archive
!:mime	application/x-quicktime-player
4	string/B	jP		JPEG 2000 image
!:mime	image/jp2
4	string		ftyp		ISO Media
>8	string		isom		\b, MPEG v4 system, version 1
!:mime	video/mp4
>8	string		iso2		\b, MPEG v4 system, part 12 revision
>8	string		mp41		\b, MPEG v4 system, version 1
!:mime	video/mp4
>8	string		mp42		\b, MPEG v4 system, version 2
!:mime	video/mp4
>8	string		mp7t		\b, MPEG v4 system, MPEG v7 XML
>8	string		mp7b		\b, MPEG v4 system, MPEG v7 binary XML
>8	string/B	jp2		\b, JPEG 2000
!:mime	image/jp2
>8	string		3gp		\b, MPEG v4 system, 3GPP
!:mime	video/3gpp
>>11	byte		4		\b v4 (H.263/AMR GSM 6.10)
>>11	byte		5		\b v5 (H.263/AMR GSM 6.10)
>>11	byte		6		\b v6 (ITU H.264/AMR GSM 6.10)
>8	string		mmp4		\b, MPEG v4 system, 3GPP Mobile
!:mime	video/mp4
>8	string		avc1		\b, MPEG v4 system, 3GPP JVT AVC
!:mime	video/3gpp
>8	string/B	M4A		\b, MPEG v4 system, iTunes AAC-LC
!:mime	audio/mp4
>8	string/B	M4V		\b, MPEG v4 system, iTunes AVC-LC
!:mime	video/mp4
>8	string/B	M4P		\b, MPEG v4 system, iTunes AES encrypted
>8	string/B	M4B		\b, MPEG v4 system, iTunes bookmarked
>8	string/B	qt		\b, Apple QuickTime movie
!:mime	video/quicktime

# MPEG sequences
# Scans for all common MPEG header start codes
0        belong             0x00000001     JVT NAL sequence
>4       byte&0x1F          0x07           \b, H.264 video
>>5      byte               66             \b, baseline
>>5      byte               77             \b, main
>>5      byte               88             \b, extended
>>7      byte               x              \b @ L %u
0        string             \000\000\001   MPEG sequence
>3       byte               0xBA
>>4      byte               &0x40          \b, v2, program multiplex
>>4      byte               ^0x40          \b, v1, system multiplex
>3       byte               0xBB           \b, v1/2, multiplex (missing pack header)
>3       byte&0x1F          0x07           \b, H.264 video
>>4      byte               66             \b, baseline
>>4      byte               77             \b, main
>>4      byte               88             \b, extended
>>6      byte               x              \b @ L %u
>3       byte               0xB0           \b, v4
>>5      belong             0x000001B5
>>>9     byte               &0x80
>>>>10   byte&0xF0          16             \b, video
>>>>10   byte&0xF0          32             \b, still texture
>>>>10   byte&0xF0          48             \b, mesh
>>>>10   byte&0xF0          64             \b, face
>>>9     byte&0xF8          8              \b, video
>>>9     byte&0xF8          16             \b, still texture
>>>9     byte&0xF8          24             \b, mesh
>>>9     byte&0xF8          32             \b, face
>>4      byte               1              \b, simple @ L1
>>4      byte               2              \b, simple @ L2
>>4      byte               3              \b, simple @ L3
>>4      byte               4              \b, simple @ L0
>>4      byte               17             \b, simple scalable @ L1
>>4      byte               18             \b, simple scalable @ L2
>>4      byte               33             \b, core @ L1
>>4      byte               34             \b, core @ L2
>>4      byte               50             \b, main @ L2
>>4      byte               51             \b, main @ L3
>>4      byte               53             \b, main @ L4
>>4      byte               66             \b, n-bit @ L2
>>4      byte               81             \b, scalable texture @ L1
>>4      byte               97             \b, simple face animation @ L1
>>4      byte               98             \b, simple face animation @ L2
>>4      byte               99             \b, simple face basic animation @ L1
>>4      byte               100            \b, simple face basic animation @ L2
>>4      byte               113            \b, basic animation text @ L1
>>4      byte               114            \b, basic animation text @ L2
>>4      byte               129            \b, hybrid @ L1
>>4      byte               130            \b, hybrid @ L2
>>4      byte               145            \b, advanced RT simple @ L!
>>4      byte               146            \b, advanced RT simple @ L2
>>4      byte               147            \b, advanced RT simple @ L3
>>4      byte               148            \b, advanced RT simple @ L4
>>4      byte               161            \b, core scalable @ L1
>>4      byte               162            \b, core scalable @ L2
>>4      byte               163            \b, core scalable @ L3
>>4      byte               177            \b, advanced coding efficiency @ L1
>>4      byte               178            \b, advanced coding efficiency @ L2
>>4      byte               179            \b, advanced coding efficiency @ L3
>>4      byte               180            \b, advanced coding efficiency @ L4
>>4      byte               193            \b, advanced core @ L1
>>4      byte               194            \b, advanced core @ L2
>>4      byte               209            \b, advanced scalable texture @ L1
>>4      byte               210            \b, advanced scalable texture @ L2
>>4      byte               211            \b, advanced scalable texture @ L3
>>4      byte               225            \b, simple studio @ L1
>>4      byte               226            \b, simple studio @ L2
>>4      byte               227            \b, simple studio @ L3
>>4      byte               228            \b, simple studio @ L4
>>4      byte               229            \b, core studio @ L1
>>4      byte               230            \b, core studio @ L2
>>4      byte               231            \b, core studio @ L3
>>4      byte               232            \b, core studio @ L4
>>4      byte               240            \b, advanced simple @ L0
>>4      byte               241            \b, advanced simple @ L1
>>4      byte               242            \b, advanced simple @ L2
>>4      byte               243            \b, advanced simple @ L3
>>4      byte               244            \b, advanced simple @ L4
>>4      byte               245            \b, advanced simple @ L5
>>4      byte               247            \b, advanced simple @ L3b
>>4      byte               248            \b, FGS @ L0
>>4      byte               249            \b, FGS @ L1
>>4      byte               250            \b, FGS @ L2
>>4      byte               251            \b, FGS @ L3
>>4      byte               252            \b, FGS @ L4
>>4      byte               253            \b, FGS @ L5
>3       byte               0xB5           \b, v4
>>4      byte               &0x80
>>>5     byte&0xF0          16             \b, video (missing profile header)
>>>5     byte&0xF0          32             \b, still texture (missing profile header)
>>>5     byte&0xF0          48             \b, mesh (missing profile header)
>>>5     byte&0xF0          64             \b, face (missing profile header)
>>4      byte&0xF8          8              \b, video (missing profile header)
>>4      byte&0xF8          16             \b, still texture (missing profile header)
>>4      byte&0xF8          24             \b, mesh (missing profile header)
>>4      byte&0xF8          32             \b, face (missing profile header)
>3       byte               0xB3
>>12     belong             0x000001B8     \b, v1, progressive Y'CbCr 4:2:0 video
>>12     belong             0x000001B2     \b, v1, progressive Y'CbCr 4:2:0 video
>>12     belong             0x000001B5     \b, v2,
>>>16    byte&0x0F          1              \b HP
>>>16    byte&0x0F          2              \b Spt
>>>16    byte&0x0F          3              \b SNR
>>>16    byte&0x0F          4              \b MP
>>>16    byte&0x0F          5              \b SP
>>>17    byte&0xF0          64             \b@HL
>>>17    byte&0xF0          96             \b@H-14
>>>17    byte&0xF0          128            \b@ML
>>>17    byte&0xF0          160            \b@LL
>>>17    byte               &0x08          \b progressive
>>>17    byte               ^0x08          \b interlaced
>>>17    byte&0x06          2              \b Y'CbCr 4:2:0 video
>>>17    byte&0x06          4              \b Y'CbCr 4:2:2 video
>>>17    byte&0x06          6              \b Y'CbCr 4:4:4 video
>>11     byte               &0x02
>>>75    byte               &0x01
>>>>140  belong             0x000001B8     \b, v1, progressive Y'CbCr 4:2:0 video
>>>>140  belong             0x000001B2     \b, v1, progressive Y'CbCr 4:2:0 video
>>>>140  belong             0x000001B5     \b, v2,
>>>>>144 byte&0x0F          1              \b HP
>>>>>144 byte&0x0F          2              \b Spt
>>>>>144 byte&0x0F          3              \b SNR
>>>>>144 byte&0x0F          4              \b MP
>>>>>144 byte&0x0F          5              \b SP
>>>>>145 byte&0xF0          64             \b@HL
>>>>>145 byte&0xF0          96             \b@H-14
>>>>>145 byte&0xF0          128            \b@ML
>>>>>145 byte&0xF0          160            \b@LL
>>>>>145 byte               &0x08          \b progressive
>>>>>145 byte               ^0x08          \b interlaced
>>>>>145 byte&0x06          2              \b Y'CbCr 4:2:0 video
>>>>>145 byte&0x06          4              \b Y'CbCr 4:2:2 video
>>>>>145 byte&0x06          6              \b Y'CbCr 4:4:4 video
>>76    belong             0x000001B8     \b, v1, progressive Y'CbCr 4:2:0 video
>>76    belong             0x000001B2     \b, v1, progressive Y'CbCr 4:2:0 video
>>76    belong             0x000001B5     \b, v2,
>>>80   byte&0x0F          1              \b HP
>>>80   byte&0x0F          2              \b Spt
>>>80   byte&0x0F          3              \b SNR
>>>80   byte&0x0F          4              \b MP
>>>80   byte&0x0F          5              \b SP
>>>81   byte&0xF0          64             \b@HL
>>>81   byte&0xF0          96             \b@H-14
>>>81   byte&0xF0          128            \b@ML
>>>81   byte&0xF0          160            \b@LL
>>>81   byte               &0x08          \b progressive
>>>81   byte               ^0x08          \b interlaced
>>>81   byte&0x06          2              \b Y'CbCr 4:2:0 video
>>>81   byte&0x06          4              \b Y'CbCr 4:2:2 video
>>>81   byte&0x06          6              \b Y'CbCr 4:4:4 video
>>4      belong&0xFFFFFF00  0x78043800     \b, HD-TV 1920P
>>>7     byte&0xF0          0x10           \b, 16:9
>>4      belong&0xFFFFFF00  0x50002D00     \b, SD-TV 1280I
>>>7     byte&0xF0          0x10           \b, 16:9
>>4      belong&0xFFFFFF00  0x30024000     \b, PAL Capture
>>>7     byte&0xF0          0x10           \b, 4:3
>>4      beshort&0xFFF0     0x2C00         \b, 4CIF
>>>5     beshort&0x0FFF     0x01E0         \b NTSC
>>>5     beshort&0x0FFF     0x0240         \b PAL
>>>7     byte&0xF0          0x20           \b, 4:3
>>>7     byte&0xF0          0x30           \b, 16:9
>>>7     byte&0xF0          0x40           \b, 11:5
>>>7     byte&0xF0          0x80           \b, PAL 4:3
>>>7     byte&0xF0          0xC0           \b, NTSC 4:3
>>4      belong&0xFFFFFF00  0x2801E000     \b, LD-TV 640P
>>>7     byte&0xF0          0x10           \b, 4:3
>>4      belong&0xFFFFFF00  0x1400F000     \b, 320x240
>>>7     byte&0xF0          0x10           \b, 4:3
>>4      belong&0xFFFFFF00  0x0F00A000     \b, 240x160
>>>7     byte&0xF0          0x10           \b, 4:3
>>4      belong&0xFFFFFF00  0x0A007800     \b, 160x120
>>>7     byte&0xF0          0x10           \b, 4:3
>>4      beshort&0xFFF0     0x1600         \b, CIF
>>>5     beshort&0x0FFF     0x00F0         \b NTSC
>>>5     beshort&0x0FFF     0x0120         \b PAL
>>>7     byte&0xF0          0x20           \b, 4:3
>>>7     byte&0xF0          0x30           \b, 16:9
>>>7     byte&0xF0          0x40           \b, 11:5
>>>7     byte&0xF0          0x80           \b, PAL 4:3
>>>7     byte&0xF0          0xC0           \b, NTSC 4:3
>>>5     beshort&0x0FFF     0x0240         \b PAL 625
>>>>7    byte&0xF0          0x20           \b, 4:3
>>>>7    byte&0xF0          0x30           \b, 16:9
>>>>7    byte&0xF0          0x40           \b, 11:5
>>4      beshort&0xFFF0     0x2D00         \b, CCIR/ITU
>>>5     beshort&0x0FFF     0x01E0         \b NTSC 525
>>>5     beshort&0x0FFF     0x0240         \b PAL 625
>>>7     byte&0xF0          0x20           \b, 4:3
>>>7     byte&0xF0          0x30           \b, 16:9
>>>7     byte&0xF0          0x40           \b, 11:5
>>4      beshort&0xFFF0     0x1E00         \b, SVCD
>>>5     beshort&0x0FFF     0x01E0         \b NTSC 525
>>>5     beshort&0x0FFF     0x0240         \b PAL 625
>>>7     byte&0xF0          0x20           \b, 4:3
>>>7     byte&0xF0          0x30           \b, 16:9
>>>7     byte&0xF0          0x40           \b, 11:5
>>7      byte&0x0F          1              \b, 23.976 fps
>>7      byte&0x0F          2              \b, 24 fps
>>7      byte&0x0F          3              \b, 25 fps
>>7      byte&0x0F          4              \b, 29.97 fps
>>7      byte&0x0F          5              \b, 30 fps
>>7      byte&0x0F          6              \b, 50 fps
>>7      byte&0x0F          7              \b, 59.94 fps
>>7      byte&0x0F          8              \b, 60 fps
>>11     byte               &0x04          \b, Constrained

# MPEG ADTS Audio (*.mpx/mxa/aac)
# from dreesen@math.fu-berlin.de
# modified to fully support MPEG ADTS

# MP3, M1A
# modified by Joerg Jenderek
# GRR the original test are too common for many DOS files
# so don't accept as MP3 until we've tested the rate
0       beshort&0xFFFE
# rates
>2      byte&0xF0       0x10           MPEG ADTS, layer III, v1,  32 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0x20           MPEG ADTS, layer III, v1,  40 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0x30           MPEG ADTS, layer III, v1,  48 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0x40           MPEG ADTS, layer III, v1,  56 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0x50           MPEG ADTS, layer III, v1,  64 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0x60           MPEG ADTS, layer III, v1,  80 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0x70           MPEG ADTS, layer III, v1,  96 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0x80           MPEG ADTS, layer III, v1, 112 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0x90           MPEG ADTS, layer III, v1, 128 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0xA0           MPEG ADTS, layer III, v1, 160 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0xB0           MPEG ADTS, layer III, v1, 192 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0xC0           MPEG ADTS, layer III, v1, 224 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0xD0           MPEG ADTS, layer III, v1, 256 kbps
!:mime	audio/mpeg
>2      byte&0xF0       0xE0           MPEG ADTS, layer III, v1, 320 kbps
!:mime	audio/mpeg
# timing
>2      byte&0x0C       0x00           \b, 44.1 kHz
>2      byte&0x0C       0x04           \b, 48 kHz
>2      byte&0x0C       0x08           \b, 32 kHz
# channels/options
>3      byte&0xC0       0x00           \b, Stereo
>3      byte&0xC0       0x40           \b, JntStereo
>3      byte&0xC0       0x80           \b, 2x Monaural
>3      byte&0xC0       0xC0           \b, Monaural
#>1     byte            ^0x01          \b, Data Verify
#>2     byte            &0x02          \b, Packet Pad
#>2     byte            &0x01          \b, Custom Flag
#>3     byte            &0x08          \b, Copyrighted
#>3     byte            &0x04          \b, Original Source
#>3     byte&0x03       1              \b, NR: 50/15 ms
#>3     byte&0x03       3              \b, NR: CCIT J.17

# MP2, M1A
0       beshort&0xFFFE  0xFFFC         MPEG ADTS, layer II, v1
# rates
>2      byte&0xF0       0x10           \b,  32 kbps
>2      byte&0xF0       0x20           \b,  48 kbps
>2      byte&0xF0       0x30           \b,  56 kbps
>2      byte&0xF0       0x40           \b,  64 kbps
>2      byte&0xF0       0x50           \b,  80 kbps
>2      byte&0xF0       0x60           \b,  96 kbps
>2      byte&0xF0       0x70           \b, 112 kbps
>2      byte&0xF0       0x80           \b, 128 kbps
>2      byte&0xF0       0x90           \b, 160 kbps
>2      byte&0xF0       0xA0           \b, 192 kbps
>2      byte&0xF0       0xB0           \b, 224 kbps
>2      byte&0xF0       0xC0           \b, 256 kbps
>2      byte&0xF0       0xD0           \b, 320 kbps
>2      byte&0xF0       0xE0           \b, 384 kbps
# timing
>2      byte&0x0C       0x00           \b, 44.1 kHz
>2      byte&0x0C       0x04           \b, 48 kHz
>2      byte&0x0C       0x08           \b, 32 kHz
# channels/options
>3      byte&0xC0       0x00           \b, Stereo
>3      byte&0xC0       0x40           \b, JntStereo
>3      byte&0xC0       0x80           \b, 2x Monaural
>3      byte&0xC0       0xC0           \b, Monaural
#>1     byte            ^0x01          \b, Data Verify
#>2     byte            &0x02          \b, Packet Pad
#>2     byte            &0x01          \b, Custom Flag
#>3     byte            &0x08          \b, Copyrighted
#>3     byte            &0x04          \b, Original Source
#>3     byte&0x03       1              \b, NR: 50/15 ms
#>3     byte&0x03       3              \b, NR: CCIT J.17

# MPA, M1A
# updated by Joerg Jenderek
# GRR the original test are too common for many DOS files, so test 32 <= kbits <= 448
# GRR this test is still too general as it catches a BOM of UTF-16 files (0xFFFE)
#0	beshort&0xFFFE		0xFFFE	
#>2	ubyte&0xF0	>0x0F		
#>>2	ubyte&0xF0	<0xE1		MPEG ADTS, layer I, v1
## rate
#>>>2      byte&0xF0       0x10           \b,  32 kbps
#>>>2      byte&0xF0       0x20           \b,  64 kbps
#>>>2      byte&0xF0       0x30           \b,  96 kbps
#>>>2      byte&0xF0       0x40           \b, 128 kbps
#>>>2      byte&0xF0       0x50           \b, 160 kbps
#>>>2      byte&0xF0       0x60           \b, 192 kbps
#>>>2      byte&0xF0       0x70           \b, 224 kbps
#>>>2      byte&0xF0       0x80           \b, 256 kbps
#>>>2      byte&0xF0       0x90           \b, 288 kbps
#>>>2      byte&0xF0       0xA0           \b, 320 kbps
#>>>2      byte&0xF0       0xB0           \b, 352 kbps
#>>>2      byte&0xF0       0xC0           \b, 384 kbps
#>>>2      byte&0xF0       0xD0           \b, 416 kbps
#>>>2      byte&0xF0       0xE0           \b, 448 kbps
## timing
#>>>2      byte&0x0C       0x00           \b, 44.1 kHz
#>>>2      byte&0x0C       0x04           \b, 48 kHz
#>>>2      byte&0x0C       0x08           \b, 32 kHz
## channels/options
#>>>3      byte&0xC0       0x00           \b, Stereo
#>>>3      byte&0xC0       0x40           \b, JntStereo
#>>>3      byte&0xC0       0x80           \b, 2x Monaural
#>>>3      byte&0xC0       0xC0           \b, Monaural
##>1     byte            ^0x01          \b, Data Verify
##>2     byte            &0x02          \b, Packet Pad
##>2     byte            &0x01          \b, Custom Flag
##>3     byte            &0x08          \b, Copyrighted
##>3     byte            &0x04          \b, Original Source
##>3     byte&0x03       1              \b, NR: 50/15 ms
##>3     byte&0x03       3              \b, NR: CCIT J.17

# MP3, M2A
0       beshort&0xFFFE  0xFFF2         MPEG ADTS, layer III, v2
# rate
>2      byte&0xF0       0x10           \b,   8 kbps
>2      byte&0xF0       0x20           \b,  16 kbps
>2      byte&0xF0       0x30           \b,  24 kbps
>2      byte&0xF0       0x40           \b,  32 kbps
>2      byte&0xF0       0x50           \b,  40 kbps
>2      byte&0xF0       0x60           \b,  48 kbps
>2      byte&0xF0       0x70           \b,  56 kbps
>2      byte&0xF0       0x80           \b,  64 kbps
>2      byte&0xF0       0x90           \b,  80 kbps
>2      byte&0xF0       0xA0           \b,  96 kbps
>2      byte&0xF0       0xB0           \b, 112 kbps
>2      byte&0xF0       0xC0           \b, 128 kbps
>2      byte&0xF0       0xD0           \b, 144 kbps
>2      byte&0xF0       0xE0           \b, 160 kbps
# timing
>2      byte&0x0C       0x00           \b, 22.05 kHz
>2      byte&0x0C       0x04           \b, 24 kHz
>2      byte&0x0C       0x08           \b, 16 kHz
# channels/options
>3      byte&0xC0       0x00           \b, Stereo
>3      byte&0xC0       0x40           \b, JntStereo
>3      byte&0xC0       0x80           \b, 2x Monaural
>3      byte&0xC0       0xC0           \b, Monaural
#>1     byte            ^0x01          \b, Data Verify
#>2     byte            &0x02          \b, Packet Pad
#>2     byte            &0x01          \b, Custom Flag
#>3     byte            &0x08          \b, Copyrighted
#>3     byte            &0x04          \b, Original Source
#>3     byte&0x03       1              \b, NR: 50/15 ms
#>3     byte&0x03       3              \b, NR: CCIT J.17

# MP2, M2A
0       beshort&0xFFFE  0xFFF4         MPEG ADTS, layer II, v2
# rate 
>2      byte&0xF0       0x10           \b,   8 kbps
>2      byte&0xF0       0x20           \b,  16 kbps 
>2      byte&0xF0       0x30           \b,  24 kbps
>2      byte&0xF0       0x40           \b,  32 kbps
>2      byte&0xF0       0x50           \b,  40 kbps
>2      byte&0xF0       0x60           \b,  48 kbps
>2      byte&0xF0       0x70           \b,  56 kbps
>2      byte&0xF0       0x80           \b,  64 kbps
>2      byte&0xF0       0x90           \b,  80 kbps
>2      byte&0xF0       0xA0           \b,  96 kbps
>2      byte&0xF0       0xB0           \b, 112 kbps
>2      byte&0xF0       0xC0           \b, 128 kbps
>2      byte&0xF0       0xD0           \b, 144 kbps
>2      byte&0xF0       0xE0           \b, 160 kbps
# timing
>2      byte&0x0C       0x00           \b, 22.05 kHz
>2      byte&0x0C       0x04           \b, 24 kHz
>2      byte&0x0C       0x08           \b, 16 kHz
# channels/options
>3      byte&0xC0       0x00           \b, Stereo
>3      byte&0xC0       0x40           \b, JntStereo
>3      byte&0xC0       0x80           \b, 2x Monaural
>3      byte&0xC0       0xC0           \b, Monaural
#>1     byte            ^0x01          \b, Data Verify
#>2     byte            &0x02          \b, Packet Pad
#>2     byte            &0x01          \b, Custom Flag
#>3     byte            &0x08          \b, Copyrighted
#>3     byte            &0x04          \b, Original Source
#>3     byte&0x03       1              \b, NR: 50/15 ms
#>3     byte&0x03       3              \b, NR: CCIT J.17

# MPA, M2A
0       beshort&0xFFFE  0xFFF6         MPEG ADTS, layer I, v2
# rate
>2      byte&0xF0       0x10           \b,  32 kbps
>2      byte&0xF0       0x20           \b,  48 kbps
>2      byte&0xF0       0x30           \b,  56 kbps
>2      byte&0xF0       0x40           \b,  64 kbps
>2      byte&0xF0       0x50           \b,  80 kbps
>2      byte&0xF0       0x60           \b,  96 kbps
>2      byte&0xF0       0x70           \b, 112 kbps
>2      byte&0xF0       0x80           \b, 128 kbps
>2      byte&0xF0       0x90           \b, 144 kbps
>2      byte&0xF0       0xA0           \b, 160 kbps
>2      byte&0xF0       0xB0           \b, 176 kbps
>2      byte&0xF0       0xC0           \b, 192 kbps
>2      byte&0xF0       0xD0           \b, 224 kbps
>2      byte&0xF0       0xE0           \b, 256 kbps
# timing
>2      byte&0x0C       0x00           \b, 22.05 kHz
>2      byte&0x0C       0x04           \b, 24 kHz
>2      byte&0x0C       0x08           \b, 16 kHz
# channels/options
>3      byte&0xC0       0x00           \b, Stereo
>3      byte&0xC0       0x40           \b, JntStereo
>3      byte&0xC0       0x80           \b, 2x Monaural
>3      byte&0xC0       0xC0           \b, Monaural
#>1     byte            ^0x01          \b, Data Verify
#>2     byte            &0x02          \b, Packet Pad
#>2     byte            &0x01          \b, Custom Flag
#>3     byte            &0x08          \b, Copyrighted
#>3     byte            &0x04          \b, Original Source
#>3     byte&0x03       1              \b, NR: 50/15 ms
#>3     byte&0x03       3              \b, NR: CCIT J.17

# MP3, M25A
0       beshort&0xFFFE  0xFFE2         MPEG ADTS, layer III,  v2.5
# rate  
>2      byte&0xF0       0x10           \b,   8 kbps
>2      byte&0xF0       0x20           \b,  16 kbps
>2      byte&0xF0       0x30           \b,  24 kbps
>2      byte&0xF0       0x40           \b,  32 kbps
>2      byte&0xF0       0x50           \b,  40 kbps
>2      byte&0xF0       0x60           \b,  48 kbps
>2      byte&0xF0       0x70           \b,  56 kbps
>2      byte&0xF0       0x80           \b,  64 kbps
>2      byte&0xF0       0x90           \b,  80 kbps
>2      byte&0xF0       0xA0           \b,  96 kbps
>2      byte&0xF0       0xB0           \b, 112 kbps
>2      byte&0xF0       0xC0           \b, 128 kbps
>2      byte&0xF0       0xD0           \b, 144 kbps
>2      byte&0xF0       0xE0           \b, 160 kbps
# timing
>2      byte&0x0C       0x00           \b, 11.025 kHz
>2      byte&0x0C       0x04           \b, 12 kHz
>2      byte&0x0C       0x08           \b, 8 kHz
# channels/options
>3      byte&0xC0       0x00           \b, Stereo
>3      byte&0xC0       0x40           \b, JntStereo
>3      byte&0xC0       0x80           \b, 2x Monaural
>3      byte&0xC0       0xC0           \b, Monaural
#>1     byte            ^0x01          \b, Data Verify
#>2     byte            &0x02          \b, Packet Pad
#>2     byte            &0x01          \b, Custom Flag
#>3     byte            &0x08          \b, Copyrighted
#>3     byte            &0x04          \b, Original Source
#>3     byte&0x03       1              \b, NR: 50/15 ms
#>3     byte&0x03       3              \b, NR: CCIT J.17

# AAC (aka MPEG-2 NBC audio) and MPEG-4 audio

# Stored AAC streams (instead of the MP4 format)
0       string          ADIF           MPEG ADIF, AAC
!:mime	audio/x-hx-aac-adif
>4      byte            &0x80
>>13    byte            &0x10          \b, VBR
>>13    byte            ^0x10          \b, CBR
>>16    byte&0x1E       0x02           \b, single stream
>>16    byte&0x1E       0x04           \b, 2 streams
>>16    byte&0x1E       0x06           \b, 3 streams
>>16    byte            &0x08          \b, 4 or more streams
>>16    byte            &0x10          \b, 8 or more streams
>>4    byte            &0x80          \b, Copyrighted
>>13   byte            &0x40          \b, Original Source
>>13   byte            &0x20          \b, Home Flag
>4      byte            ^0x80
>>4     byte            &0x10          \b, VBR
>>4     byte            ^0x10          \b, CBR
>>7     byte&0x1E       0x02           \b, single stream
>>7     byte&0x1E       0x04           \b, 2 streams
>>7     byte&0x1E       0x06           \b, 3 streams
>>7     byte            &0x08          \b, 4 or more streams
>>7     byte            &0x10          \b, 8 or more streams
>>4    byte            &0x40          \b, Original Stream(s)
>>4    byte            &0x20          \b, Home Source

# Live or stored single AAC stream (used with MPEG-2 systems)
0       beshort&0xFFF6  0xFFF0         MPEG ADTS, AAC
!:mime	audio/x-hx-aac-adts
>1      byte            &0x08          \b, v2
>1      byte            ^0x08          \b, v4
# profile
>>2     byte            &0xC0          \b LTP
>2      byte&0xc0       0x00           \b Main
>2      byte&0xc0       0x40           \b LC
>2      byte&0xc0       0x80           \b SSR
# timing
>2      byte&0x3c       0x00           \b, 96 kHz
>2      byte&0x3c       0x04           \b, 88.2 kHz
>2      byte&0x3c       0x08           \b, 64 kHz
>2      byte&0x3c       0x0c           \b, 48 kHz
>2      byte&0x3c       0x10           \b, 44.1 kHz
>2      byte&0x3c       0x14           \b, 32 kHz
>2      byte&0x3c       0x18           \b, 24 kHz
>2      byte&0x3c       0x1c           \b, 22.05 kHz
>2      byte&0x3c       0x20           \b, 16 kHz
>2      byte&0x3c       0x24           \b, 12 kHz
>2      byte&0x3c       0x28           \b, 11.025 kHz
>2      byte&0x3c       0x2c           \b, 8 kHz
# channels
>2      beshort&0x01c0  0x0040         \b, monaural
>2      beshort&0x01c0  0x0080         \b, stereo
>2      beshort&0x01c0  0x00c0         \b, stereo + center
>2      beshort&0x01c0  0x0100         \b, stereo+center+LFE
>2      beshort&0x01c0  0x0140         \b, surround
>2      beshort&0x01c0  0x0180         \b, surround + LFE
>2      beshort         &0x01C0        \b, surround + side
#>1     byte            ^0x01           \b, Data Verify
#>2     byte            &0x02           \b, Custom Flag
#>3     byte            &0x20           \b, Original Stream
#>3     byte            &0x10           \b, Home Source
#>3     byte            &0x08           \b, Copyrighted

# Live MPEG-4 audio streams (instead of RTP FlexMux)
0       beshort&0xFFE0  0x56E0         MPEG-4 LOAS
!:mime	audio/x-mp4a-latm
#>1     beshort&0x1FFF  x              \b, %u byte packet
>3      byte&0xE0       0x40
>>4     byte&0x3C       0x04           \b, single stream
>>4     byte&0x3C       0x08           \b, 2 streams
>>4     byte&0x3C       0x0C           \b, 3 streams
>>4     byte            &0x08          \b, 4 or more streams
>>4     byte            &0x20          \b, 8 or more streams
>3      byte&0xC0       0
>>4     byte&0x78       0x08           \b, single stream
>>4     byte&0x78       0x10           \b, 2 streams
>>4     byte&0x78       0x18           \b, 3 streams
>>4     byte            &0x20          \b, 4 or more streams
>>4     byte            &0x40          \b, 8 or more streams
# This magic isn't strong enough (matches plausible ISO-8859-1 text)
#0       beshort         0x4DE1         MPEG-4 LO-EP audio stream
#!:mime	audio/x-mp4a-latm

# FLI animation format
4	leshort		0xAF11			FLI file
!:mime	video/x-fli
>6	leshort		x			- %d frames,
>8	leshort		x			width=%d pixels,
>10	leshort		x			height=%d pixels,
>12	leshort		x			depth=%d,
>16	leshort		x			ticks/frame=%d
# FLC animation format
4	leshort		0xAF12			FLC file
!:mime	video/x-flc
>6	leshort		x			- %d frames
>8	leshort		x			width=%d pixels,
>10	leshort		x			height=%d pixels,
>12	leshort		x			depth=%d,
>16	leshort		x			ticks/frame=%d

# DL animation format
# XXX - collision with most `mips' magic
#
# I couldn't find a real magic number for these, however, this
# -appears- to work.  Note that it might catch other files, too, so be
# careful!
#
# Note that title and author appear in the two 20-byte chunks
# at decimal offsets 2 and 22, respectively, but they are XOR'ed with
# 255 (hex FF)!  The DL format is really bad.
#
#0	byte	1	DL version 1, medium format (160x100, 4 images/screen)
#!:mime	video/x-unknown
#>42	byte	x	- %d screens,
#>43	byte	x	%d commands
#0	byte	2	DL version 2
#!:mime	video/x-unknown
#>1	byte	1	- large format (320x200,1 image/screen),
#>1	byte	2	- medium format (160x100,4 images/screen),
#>1	byte	>2	- unknown format,
#>42	byte	x	%d screens,
#>43	byte	x	%d commands
# Based on empirical evidence, DL version 3 have several nulls following the
# \003.  Most of them start with non-null values at hex offset 0x34 or so.
#0	string	\3\0\0\0\0\0\0\0\0\0\0\0	DL version 3

# iso 13818 transport stream
#
# from Oskar Schirmer <schirmer@scara.com> Feb 3, 2001 (ISO 13818.1)
# (the following is a little bit restrictive and works fine for a stream
#  that starts with PAT properly. it won't work for stream data, that is
#  cut from an input device data right in the middle, but this shouldn't
#  disturb)
# syncbyte      8 bit	0x47
# error_ind     1 bit	-
# payload_start 1 bit	1
# priority      1 bit	-
# PID          13 bit	0x0000
# scrambling    2 bit	-
# adaptfld_ctrl 2 bit	1 or 3
# conti_count   4 bit	0
0	belong&0xFF5FFF1F	0x47400010	MPEG transport stream data
>188	byte			!0x47		CORRUPTED

# DIF digital video file format <mpruett@sgi.com>
0	belong&0xffffff00	0x1f070000      DIF
>4	byte			&0x01		(DVCPRO) movie file
>4	byte			^0x01		(DV) movie file
>3	byte			&0x80		(PAL)
>3	byte			^0x80		(NTSC)

# Microsoft Advanced Streaming Format (ASF) <mpruett@sgi.com>
0	belong			0x3026b275	Microsoft ASF

# MNG Video Format, <URL:http://www.libpng.org/pub/mng/spec/>
0	string			\x8aMNG		MNG video data,
!:mime	video/x-mng
>4	belong			!0x0d0a1a0a	CORRUPTED,
>4	belong			0x0d0a1a0a
>>16    belong	x				%ld x
>>20    belong	x				%ld

# JNG Video Format, <URL:http://www.libpng.org/pub/mng/spec/>
0	string			\x8bJNG		JNG video data,
!:mime	video/x-jng
>4	belong			!0x0d0a1a0a	CORRUPTED,
>4	belong			0x0d0a1a0a
>>16    belong	x				%ld x
>>20    belong	x				%ld

# Vivo video (Wolfram Kleff)
3	string		\x0D\x0AVersion:Vivo	Vivo video data

# VRML (Virtual Reality Modelling Language)
0       string/b        #VRML\ V1.0\ ascii	VRML 1 file
!:mime	model/vrml
0	string/b	#VRML\ V2.0\ utf8	ISO/IEC 14772 VRML 97 file
!:mime	model/vrml

#---------------------------------------------------------------------------
# HVQM4: compressed movie format designed by Hudson for Nintendo GameCube
# From Mark Sheppard <msheppard@climax.co.uk>, 2002-10-03
#
0	string		HVQM4		%s
>6	string		>\0		v%s
>0	byte		x		GameCube movie,
>0x34	ubeshort	x		%d x
>0x36	ubeshort	x		%d,
>0x26	ubeshort	x		%dµs,
>0x42	ubeshort	0		no audio
>0x42	ubeshort	>0		%dHz audio

# From: "Stefan A. Haubenthal" <polluks@web.de>
0	string		DVDVIDEO-VTS	Video title set,
>0x21	byte		x		v%x
0	string		DVDVIDEO-VMG	Video manager,
>0x21	byte		x		v%x

# From: Behan Webster <behanw@websterwood.com>
# NuppelVideo used by Mythtv (*.nuv)
# Note: there are two identical stanzas here differing only in the
# initial string matched. It used to be done with a regex, but we're
# trying to get rid of those.
0	string		NuppelVideo	MythTV NuppelVideo
>12	string		x		v%s
>20	lelong		x		(%d
>24	lelong		x		\bx%d),
>36	string		P		\bprogressive,
>36	string		I		\binterlaced,
>40	ledouble	x		\baspect:%.2f,
>48	ledouble	x		\bfps:%.2f
0	string		MythTV		MythTV NuppelVideo
>12	string		x		v%s
>20	lelong		x		(%d
>24	lelong		x		\bx%d),
>36	string		P		\bprogressive,
>36	string		I		\binterlaced,
>40	ledouble	x		\baspect:%.2f,
>48	ledouble	x		\bfps:%.2f

#						MPEG file
# MPEG sequences
# FIXME: This section is from the old magic.mime file and needs integrating with the rest
0       belong             0x000001BA
>4      byte               &0x40
!:mime	video/mp2p
>4      byte               ^0x40
!:mime	video/mpeg
0       belong             0x000001BB
!:mime	video/mpeg
0       belong             0x000001B0
!:mime	video/mp4v-es
0       belong             0x000001B5
!:mime	video/mp4v-es
0       belong             0x000001B3
!:mime	video/mpv
0       belong&0xFF5FFF1F  0x47400010
!:mime	video/mp2t
0       belong             0x00000001
>4      byte&0x1F	   0x07
!:mime	video/h264
